Home / 166,288.70-249,433.05-163,664.30

Finding the Fourth Proportional to 166,288.70, 249,433.05 and 163,664.30

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Solution

The fourth proportional to 166,288.70, 249,433.05 and 163,664.30 is: 245,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,288.70 : 249,433.05 = 163,664.30 : x
  2. Step 2: Convert to fraction form
    166,288.70/249,433.05 = 163,664.30/x
  3. Step 3: Cross multiply
    166,288.70x = 249,433.05 × 163,664.30
  4. Step 4: Simplify right side
    166,288.70x = 40,823,285,525.12
  5. Step 5: Solve for x
    x = 40,823,285,525.12/166,288.70
  6. Step 6: Final answer
    x = 245,496.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.